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BOSTON MARATHON 2024

Jennifer Black

Bib: 24181•F

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F70-74)
#0 / 61
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:44
Rank: #24162
Start → 5K
32:44 | 10:32/mi
10K· 6.21 mi
1:06:25
Rank: #24123 (+39)
5K → 10K
33:41 | 10:50/mi
15K· 9.32 mi
1:40:20
Rank: #23950 (+173)
10K → 15K
33:55 | 10:55/mi
20K· 12.43 mi
2:17:25
Rank: #23992 (-42)
15K → 20K
37:05 | 11:56/mi
Half· 13.11 mi
2:25:34
Rank: #24032 (-40)
20K → Half
8:09 | 11:57/mi
25K· 15.53 mi
2:58:49
Rank: #24201 (-169)
Half → 25K
33:15 | 13:43/mi
30K· 18.64 mi
3:47:05
Rank: #24508 (-307)
25K → 30K
48:16 | 15:32/mi
20M
4:07:52
Rank: #24564 (-56)
30K → 20M
20:47 | 15:18/mi
21M
4:22:45
Rank: #24515 (+49)
20M → 21M
14:53 | 14:53/mi
35K· 21.75 mi
4:33:25
Rank: #24525 (-10)
21M → 35K
10:40 | 14:15/mi
23M
4:51:11
Rank: #24523 (+2)
35K → 23M
17:46 | 14:11/mi
24M
5:05:17
Rank: #24544 (-21)
23M → 24M
14:06 | 14:06/mi
40K· 24.85 mi
5:17:42
Rank: #24573 (-29)
24M → 40K
12:25 | 14:31/mi
25.2M
5:23:19
Rank: #24569 (+4)
40K → 25.2M
5:37 | 16:17/mi
Finish· 26.22 mi
5:37:36
Rank: #24625 (-56)
25.2M → Finish
14:17 | 14:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:25:34
Pace11:06 /mi
2nd Half
Distance13.11 mi
Time3:12:02
Pace14:39 /mi
📊Positive Split: 31.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:0232:4410:3232:44
10:32
-
10K
6.21 mi12:27:431:06:2510:4133:41
10:50
+0:18
15K
9.32 mi13:01:381:40:2010:4633:55
10:55
+0:05
20K
12.43 mi13:38:432:17:2511:0337:05
11:56
+1:01
Half
13.11 mi13:46:522:25:3411:068:09
11:57
+0:01
25K
15.53 mi14:20:072:58:4911:3133:15
13:43
+1:46
30K
18.64 mi15:08:233:47:0512:1148:16
15:32
+1:49
20M
20.00 mi15:29:104:07:5212:2420:47
15:18
-0:14
21M
21.00 mi15:44:034:22:4512:3114:53
14:53
-0:25
35K
21.75 mi15:54:434:33:2512:3410:40
14:15
-0:38
23M
23.00 mi16:12:294:51:1112:4017:46
14:11
-0:04
24M
24.00 mi16:26:355:05:1712:4314:06
14:06
-0:05
40K
24.85 mi16:39:005:17:4212:4712:25
14:31
+0:25
25.2M
25.20 mi16:44:375:23:1912:505:37
16:17
+1:46
Finish
26.22 mi16:58:545:37:3612:5314:17
14:01
-2:16

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:32 /mi

Average Pace

12:53 /mi

Slowest Pace

16:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:34

43% of race

Time at Steady Pace

1:57:22

35% of race

Time at Slower Pace

1:14:40

22% of race

Average Pace: 12:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:54:0232:4410:3232:44
10:32
#24162
10K
6.21 mi12:27:431:06:2510:4133:41
10:50
#24123
15K
9.32 mi13:01:381:40:2010:4633:55
10:55
#23950
20K
12.43 mi13:38:432:17:2511:0337:05
11:56
#23992
Half
13.11 mi13:46:522:25:3411:068:09
11:57
#24032
25K
15.53 mi14:20:072:58:4911:3133:15
13:43
#24201
30K
18.64 mi15:08:233:47:0512:1148:16
15:32
#24508
20M
20.00 mi15:29:104:07:5212:2420:47
15:18
#24564
21M
21.00 mi15:44:034:22:4512:3114:53
14:53
#24515
35K
21.75 mi15:54:434:33:2512:3410:40
14:15
#24525
23M
23.00 mi16:12:294:51:1112:4017:46
14:11
#24523
24M
24.00 mi16:26:355:05:1712:4314:06
14:06
#24544
40K
24.85 mi16:39:005:17:4212:4712:25
14:31
#24573
25.2M
25.20 mi16:44:375:23:1912:505:37
16:17
#24569
Finish
26.22 mi16:58:545:37:3612:5314:17
14:01
#24625
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi24162100501005023626(Top 92%)9761(Top 89%)9761(Top 16002%)
10K6.21 mi3.10 mi24123+3910026+2410026+2424084(Top 94%)10019(Top 92%)10019(Top 16425%)
15K9.32 mi3.11 mi23950+1739924+1029924+10223626(Top 92%)9761(Top 89%)9761(Top 16002%)
20K12.43 mi3.11 mi23992-429960-369960-3623924(Top 94%)9965(Top 91%)9965(Top 16336%)
Half13.11 mi0.68 mi24032-409986-269986-2624545(Top 96%)10354(Top 95%)10354(Top 16974%)
25K15.53 mi2.42 mi24201-16910096-11010096-11024750(Top 97%)10500(Top 96%)10500(Top 17213%)
30K18.64 mi3.11 mi24508-30710303-20710303-20725191(Top 99%)10778(Top 99%)10778(Top 17669%)
20M20.00 mi1.36 mi24564-5610348-4510348-4524929(Top 98%)10669(Top 98%)10669(Top 17490%)
21M21.00 mi1.00 mi24515+4910325+2310325+2323435(Top 92%)10002(Top 92%)10002(Top 16397%)
35K21.75 mi0.75 mi24525-1010339-1410339-1424486(Top 96%)10521(Top 96%)10521(Top 17248%)
23M23.00 mi1.25 mi24523+210343-410343-423984(Top 94%)10282(Top 94%)10282(Top 16856%)
24M24.00 mi1.00 mi24544-2110364-2110364-2124267(Top 95%)10476(Top 96%)10476(Top 17174%)
40K24.85 mi0.85 mi24573-2910392-2810392-2824156(Top 95%)10442(Top 96%)10442(Top 17118%)
25.2M25.20 mi0.35 mi24569+410395-310395-324269(Top 95%)10483(Top 96%)10483(Top 17185%)
Finish26.22 mi1.02 mi24625-5610434-3910434-3924941(Top 98%)10757(Top 98%)10757(Top 17634%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23626

Females

9761

F70-74

9761

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

24084

Females

10019

F70-74

10019

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23626

Females

9761

F70-74

9761

15K→20K

9.3 - 12.4 mi

Top 94%
×5stories
+106ft-86ft

Overall

23924

Females

9965

F70-74

9965

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

24545

Females

10354

F70-74

10354

Half→25K

13.1 - 15.5 mi

Top 97%
×4stories
+66ft-88ft

Overall

24750

Females

10500

F70-74

10500

25K→30K

15.5 - 18.6 mi

Top 99%
×9stories
+181ft-148ft

Overall

25191

Females

10778

F70-74

10778

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

24929

Females

10669

F70-74

10669

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

23435

Females

10002

F70-74

10002

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

24486

Females

10521

F70-74

10521

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

23984

Females

10282

F70-74

10282

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

24267

Females

10476

F70-74

10476

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

24156

Females

10442

F70-74

10442

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24269

Females

10483

F70-74

10483

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2stories
+22ft-21ft

Overall

24941

Females

10757

F70-74

10757

Passing Analysis

Category:
Athletes Passed
808
Passed By
1271
Net Change
-463
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24162
5K → 10K185146+39#24162#24123
10K → 15K24673+173#24123#23950
15K → 20K99141-42#23950#23992
20K → Half1252-40#23992#24032
Half → 25K41210-169#24032#24201
25K → 30K24331-307#24201#24508
30K → 20M3086-56#24508#24564
20M → 21M6112+49#24564#24515
21M → 35K1929-10#24515#24525
35K → 23M3432+2#24525#24523
23M → 24M1738-21#24523#24544
24M → 40K1342-29#24544#24573
40K → 25.2M106+4#24573#24569
25.2M → Finish1773-56#24569#24625
TOTALS8081271-463
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing